// .qqqq {
//   background: var(--ssu-test-color);
// }


* {
  box-sizing: border-box;
}
html {
  height: 100%;
}
body {
  height: 100%;
  margin: 0;
  padding: 0;
  background: #f2f4f7;
  -moz-osx-font-smoothing: grayscale;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a {
  text-decoration: none;
  color: inherit;
}

#app,
#nav {
  height: 100%;
  color: #666;
}

/* fade-transform */
.fade-transform-leave-active,
.fade-transform-enter-active {
  transition: all 0.5s;
}

.fade-transform-enter {
  opacity: 0;
  transform: translateX(-30px);
}

.fade-transform-leave-to {
  opacity: 0;
  transform: translateX(30px);
}

// 清除浮动
.clearfix:after {
  content: "";
  display: block;
  visibility: hidden;
  clear: both;
}

.flex {
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;
}
